Exposure
ID
MATIS.2025-07-16T04:08:10.068_1
Header ID
MATIS.2025-07-16T04:08:10.068
Date updated
2025-07-16 04:15:45 UTC+0000
Release date
2025-07-16 04:08:10 UTC+0000
UTC Start
2025-07-16 04:08:10.068
UTC End
2025-07-16 04:09:10.076
MJD Start
60872.17233875
MJD End
60872.17303328704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003762
Ambient temperature (°C)
12.71
Seeing (arcsec)
0.76
Observation
ID
68812
Category
calibrator
Program ID
115.27VC.005
Program Title
UNVEILING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: IMAGING THE RED SUPERGIANT VX SAGITARII WITH VLTI AND ALMA
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / KRTICKA / PALADINI / HÖFNER / FREYTAG / HUMPHREYS
Target
ID
51193
Name
eps Sgr
RA
276.041374
DEC
-34.38532
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.4150 90.4020 121.0000 121.1000
A0-J2 128.1990 128.1390 98.1000 98.3000
A0-K0 125.7880 125.7030 76.3380 76.4790
G1-J2 56.9270 56.8880 60.1000 60.3000
G1-K0 88.3580 88.3220 30.3880 30.4980
J2-K0 48.1060 48.1080 354.4230 354.5420
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60872.17233875
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041374
DEC -34.38532
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 90.415
HIERARCH ESO ISS PBL12 END 90.402
HIERARCH ESO ISS PBLA12 START 121.0
HIERARCH ESO ISS PBLA12 END 121.1
HIERARCH ESO ISS PBL13 START 128.199
HIERARCH ESO ISS PBL13 END 128.139
HIERARCH ESO ISS PBLA13 START 98.1
HIERARCH ESO ISS PBLA13 END 98.3
HIERARCH ESO ISS PBL14 START 125.788
HIERARCH ESO ISS PBL14 END 125.703
HIERARCH ESO ISS PBLA14 START 76.338
HIERARCH ESO ISS PBLA14 END 76.479
HIERARCH ESO ISS PBL23 START 56.927
HIERARCH ESO ISS PBL23 END 56.888
HIERARCH ESO ISS PBLA23 START 60.1
HIERARCH ESO ISS PBLA23 END 60.3
HIERARCH ESO ISS PBL24 START 88.358
HIERARCH ESO ISS PBL24 END 88.322
HIERARCH ESO ISS PBLA24 START 30.388
HIERARCH ESO ISS PBLA24 END 30.498
HIERARCH ESO ISS PBL34 START 48.106
HIERARCH ESO ISS PBL34 END 48.108
HIERARCH ESO ISS PBLA34 START 354.423
HIERARCH ESO ISS PBLA34 END 354.542
HIERARCH ESO ISS AMBI TAU0 START 0.003762
HIERARCH ESO ISS AMBI TAU0 END 0.003762
HIERARCH ESO ISS AMBI TEMP 12.71
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.76